US PATENT SUBCLASS 177 / 157
.~ Balance beam

Current as of: June, 1999
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177 /   HD   WEIGHING SCALES

154  DF  MEANS HOLDING LOAD-DRIVEN ELEMENT AGAINST MOTION {4}
157.~ Balance beam {1}
158  DF  .~.~> Plural beams

DEFINITION

Classification: 177/157

(under subclass 154) Apparatus including structure for engaging and preventing movement of the beam of a beam type weigher.